raylib/examples/models_billboard.c
2015-08-28 18:07:39 +02:00

72 lines
2.7 KiB
C

/*******************************************************************************************
*
* raylib [models] example - Drawing billboards
*
* This example has been created using raylib 1.3 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
* Copyright (c) 2015 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
int main()
{
// Initialization
//--------------------------------------------------------------------------------------
int screenWidth = 800;
int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [models] example - drawing billboards");
// Define the camera to look into our 3d world
Camera camera = {{ 5.0, 4.0, 5.0 }, { 0.0, 2.0, 0.0 }, { 0.0, 1.0, 0.0 }};
Texture2D bill = LoadTexture("resources/billboard.png"); // Our texture billboard
Vector3 billPosition = { 0.0, 2.0, 0.0 }; // Position where draw billboard
SetCameraMode(CAMERA_ORBITAL); // Set an orbital camera mode
SetCameraPosition(camera.position); // Set internal camera position to match our camera position
SetCameraTarget(camera.target); // Set internal camera target to match our camera target
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
camera = UpdateCamera(0); // Update internal camera and our camera
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
Begin3dMode(camera);
DrawBillboard(camera, bill, billPosition, 2.0f, WHITE);
DrawGrid(10.0, 1.0); // Draw a grid
End3dMode();
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
UnloadTexture(bill); // Unload texture
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}